/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package AdminServlet;

import Model.DAO;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Nguyen Hung
 */
public class DeleteUser extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        String url = "";
        try {
            String username = request.getParameter("username");
            Connection connection = DAO.getConnection();
            String sql = "delete from user where username = ?";
            //String sql1 = "delete from comment where username = ?";
            PreparedStatement preparedStatement1 = connection.prepareStatement(sql);
            //PreparedStatement preparedStatement2 = connection.prepareStatement(sql2);

            preparedStatement1.setString(1, username);
            preparedStatement1.execute();

//            preparedStatement2.setString(1, username);
//            preparedStatement2.execute();
            url = "http://localhost:8080/LaptopShop/admin/viewUsers.jsp";
        } catch (SQLException ex) {
            url = "http://localhost:8080/LaptopShop/error.jsp";
        }
        response.sendRedirect(url);

    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
